Home / 4,559.97-6,288.56-2,878.47

Finding the Fourth Proportional to 4,559.97, 6,288.56 and 2,878.47

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Solution

The fourth proportional to 4,559.97, 6,288.56 and 2,878.47 is: 3,969.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,559.97 : 6,288.56 = 2,878.47 : x
  2. Step 2: Convert to fraction form
    4,559.97/6,288.56 = 2,878.47/x
  3. Step 3: Cross multiply
    4,559.97x = 6,288.56 × 2,878.47
  4. Step 4: Simplify right side
    4,559.97x = 18,101,385.47
  5. Step 5: Solve for x
    x = 18,101,385.47/4,559.97
  6. Step 6: Final answer
    x = 3,969.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.